tableentry.java

该工具也是用于字节码插桩

/*
 * TableEntry.java
 *
 * Created on August 14, 2001, 7:33 AM
 *
 * See LICENSE file for license conditions.
 */

package residue.tables;

import java.util.*;

/**
 * This class represents an individual entry in the Table.
 *
 * @author  chowells
 * @version 
 */
public class TableEntry implements Comparable
{
	private int index;
	private int ref;
	private String classname;
	private String methodname;
	private int startpos;
	private int probepos;
	private int endpos;
	private String sourcename;
	private Set lines;
	private boolean executed;
	private boolean isref;
	
	/**
	 * Package level constructor for use in the parser.
	 */
	TableEntry(Integer index,
	           Integer ref,
	           String classname,
	           String methodname,
	           Integer startpos,
	           Integer probepos,
	           Integer endpos,
	           String sourcename,
	           Set lines)
	{
		this.index = index.intValue();
		this.ref = ref.intValue();
		this.classname = classname;
		this.methodname = methodname;
		this.startpos = startpos.intValue();
		this.probepos = probepos.intValue();
		this.endpos = endpos.intValue();
		this.sourcename = sourcename;
		this.lines = Collections.unmodifiableSet(new TreeSet(lines));
		isref = false;
	} // TableEntry
	
	/**
	 * Second package level constructor for use in the parser.
	 */
	TableEntry(Integer index,
	           Integer ref,
	           String classname,
	           String methodname,
	           Integer startpos,
	           Integer endpos,
	           String sourcename,
	           Set lines)
	{
		this.index = index.intValue();
		this.ref = ref.intValue();
		this.classname = classname;
		this.methodname = methodname;
		this.startpos = startpos.intValue();
		this.probepos = -1;
		this.endpos = endpos.intValue();
		this.sourcename = sourcename;
		this.lines = Collections.unmodifiableSet(new TreeSet(lines));
		isref = true;
	} // TableEntry
	
	/**
	 * Package level mutator, used in the constructor for Table.
	 */
	void setExecuted()
	{
		executed = true;
	} // setHit
	
	public int getIndex()
	{
		return index;
	} // getIndex
	
	public int getRef()
	{
		return ref;
	} // getRef
	
	public String getClassName()
	{
		return classname;
	} // getClassName
	
	public String getMethodName()
	{
		return methodname;
	} // getMethodName
	
	public int getStartPosition()
	{
		return startpos;
	} // getStartPosition
	
	public int getProbePosition()
	{
		return probepos;
	} // getProbePosition
	
	public int getEndPosition()
	{
		return endpos;
	} // getEndPosition
	
	public String getSourceName()
	{
		return sourcename;
	} // getSourceName
	
	public boolean wasExecuted()
	{
		return executed;
	} // wasExecuted
	
	public boolean isRef()
	{
		return isref;
	} // isref
	
	/**
	 * This returns a read-only set.
	 */
	public Set getLineSet()
	{
		return lines;
	} // getLineSet
	
	/**
	 * Method used when sorting the TableEntries.
	 */
	public int compareTo(Object obj)
	{
		TableEntry other = (TableEntry)obj;
		return index - other.index;
	} // compareTo
	
} // class TableEntry